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The Orionid meteor shower carries debris from the comet Halley, four gigantic planets detected around a very young star, and new moons that may have their own moons. Learn more about what's going on in the world of astronomy as WCAI's "All Things Considered" host Brian Morris speaks with Dr. Regina Jorgenson, Director of Astronomy at the Maria Mitchell Association on Nantucket.

On this week's edition of Looking Skyward: The Fall Equinox means shorter days ahead, breadbox-size hopping robots land on a fast-moving asteroid, and astronomers think they’ve discovered Mr. Spock’s home planet.

On this week's edition of Looking Skyward: A green-hued comet makes its closest approach to Earth in 70 years, and the story of Dr. Jocelyn Bell Burnell, the British astrophysicist who discovered pulsars, but is only now being recognized for her achievement.

There’s lots to talk about in the world of astronomy: Andromeda Galaxy is currently visible, but you need a dark sky to see it. There’s a rogue free-range planet with a magnetic force and a strong aurora that’s being detected by scientists, and experts are saying that there’s no life in the Omega Centauri.